intel cpus: add proper C-states init

add missing has_c2c7_res init to nhm_core() .ctor and
has_c8c9c10_res/has_c2c7_res init to nhm_package() .ctor.

uninitialised has_c2c7_res/has_c8c9c10_res/has_c2c7_res
may be used in core/package measurement_start()/measurement_end().

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>